We Are Solar Builders.

CalCom designs, builds and maintains some of the largest commercial and industrial solar installations in the industry. In addition to providing direct installation and design services for commercial and industrial customers, CalCom serves as an Engineering, Procurement and Construction (EPC) company for third-party developers.


We evaluate your energy use and design the right size system for your needs.

Design Services


We perform all engineering in-house with licensed, NABCEP-certified engineers.

Engineering Services


We build your project with a team of licensed, bonded contractors.

Installation Services

See How We've Helped Others Like You

Each solar project is unique but all are generating a lifetime of savings and sustainability.